Chemical Beneficiation of High-Ash Indian Noncoking Coal by Alkali Leaching under Low-Frequency Ultrasonication
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DOI: 10.1021/acs.energyfuels.7b03291
Abstract: Coal mined from the Talcher region of Odisha, India is known to be high-ash, surface-oxidized, and noncoking in nature. It is quite challenging to beneficiate such low-grade coal by physical or physicochemical processes due to… read more here.
Keywords: ash indian; high ash; low frequency; ash ... See more keywords
Grindability Studies on Blended Coals of High-Ash Indian Coals with Low-Ash Imported Coals
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DOI: 10.1080/19392699.2017.1281254
Abstract: ABSTRACT The study investigates the Hardgrove Grindability Index (HGI) values for binary blends of high-ash Indian coals and low-ash imported coals. The coals were selected in such a way that their grindability values were not… read more here.
Keywords: ash indian; grindability; high ash; indian coals ... See more keywords
Pyrolysis and combustion behavior of few high-ash Indian coals
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DOI: 10.1080/19392699.2020.1855582
Abstract: In this study, three high-ash Indian sub-bituminous coals of different thermal maturities from three different open cast mines of Raniganj basin, eastern India, were studied to understand their com... read more here.
Keywords: ash indian; pyrolysis combustion; high ash; behavior high ... See more keywords